<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <script>
        function Person() {
            name: '我是胖鸡'
            age: 18

        }
        Person.prototype.sing = function () {
            console.log('我时胖鸡Brave')
        }
        console.log(Person)
        console.log(Person.prototype)

        var per = new Person()
        var p1 = new Person()
        var p2 = new Person()
        console.log(per)
        console.log(p1.sing === p2.sing)
    </script>

</body>

</html>